diff --git a/core/src/zeit/cms/__init__.py b/core/src/zeit/cms/__init__.py
index 76e4699677..6fce4d156f 100644
--- a/core/src/zeit/cms/__init__.py
+++ b/core/src/zeit/cms/__init__.py
@@ -1 +1 @@
-__version__ = '5.109.0'
+__version__ = '5.110.0.dev0'